Witham was polluted by sewage 534 times in 2024
lasting 5,342 hours

Constituency

Select the constituency from the drop-down

✔ means we have experimental daily data since 2023

Live data for Witham in 2025

So far this year (as of Apr 16, 2025, 6:00 PM) there has been 795 hours of sewage overflows

Totals for Witham in 2024

22 Sites polluted by Anglian Water

534 sewage dumps
5,342 h duration

That's 7.42 months. On average 1.5 times a day

Change Over Time

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Constituencies near Witham

Waterways in Witham

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Witham, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.

Each CSO has a row, the most recent data is on the right hand side.

Monitoring Online Monitoring Offline Polluting Potentially Polluting Unknown

Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

Pollution Summary 2024

Here are all the reported sewage overflow totals for Witham in 2024. Sometimes sewage can be being dumped for months at a time.

Reporting refers to how much of the time the monitoring was active. In this constituency 0 of the total 23 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Anglian Water	River Brain	WHITE NOTLEY WATER RECYCLING CENTRE	81	1,178	99.5
Anglian Water	Stisted Brook River Blackwater	STISTED STW	63	1,056	99.5
Anglian Water	Tollesbury Fleet To Blackwater	TOLLESBURY WATER RECYCLING CENTRE	50	828	100
Anglian Water	River Colne	EARLS COLNE WATER RECYCLING CENTRE	38	648	100
Anglian Water	River Colne	HALSTEAD (LANGLEY) WRC	57	478	86.4
Anglian Water	Virley Brook Salcottcreek	TIPTREE WATER RECYCLING CENTRE	26	231	99.9
Anglian Water	.	EAST ST COGGESHALL	21	189	92.8
Anglian Water	Layer Brook	TOLLESHUNT KNIGHTS FORGE PS	23	185	100
Anglian Water	Penny'S Brook River Blackwater	SCHOOL ROAD PS	17	182	100
Anglian Water	Roman River	LAYER DE-LA-HAYE STW	12	129	100
Anglian Water	Roman River	COPFORD WATER RECYCLING CCENTRE	18	73	97.5
Anglian Water	River Blackwater	OUTLET AT GREY'S MILL	18	41	99.4
Anglian Water	Tidal River Chelmer	WITHAM STW	9	32	100
Anglian Water	Layer Brook	GORSE LANE TERMINAL PUMPING STATION	7	25	100
Anglian Water	Bowstead Brook River Blackwate	TOLLESHUNT D'ARCY STW	14	24	99.4
Anglian Water	River Colne	EARLS COLNE CHURCH HILL #3 CSO	39	11	100
Anglian Water	River Blackwater	COGGESHALL WATER RECYCLING CENTRE	6	8	100
Anglian Water	River Ter	HATFIELD PEVEREL CRABBS HILL PS	9	7	99.9
Anglian Water	.	STATION RD KELVEDON	15	6	84.65
Anglian Water	River Blackwater	COGGESHALL EAST STREET RO 18 CSO	1	3	100
Anglian Water	River Colne	EARLS COLNE ST ANDREWS CHURCH CSO	8	2	100
Anglian Water	River Colne	EARLS COLNE	2	0	100
Anglian Water	Spicketts Brook Blackwater	GREAT TOTHAM STW	0	0	100

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales, and Scottish Water

Experimental derived data from Thames Water API, Some data may be missing or inaccurate. This uses Environment Agency rainfall data from the real-time data API (Beta) - Rainfall data is delayed by up to two days.

This website is intended to provide an accurate representation of the Environment Agency data. The data is hard to use, and thus some errors may have been made. If you find something that is incorrect, please raise an issue at the GitHub issues page and we'll endeavour to fix it quickly.

This project is not associated, approved or endorsed by any of the companies whose logos you see here.

Analysing sewage pollution by the Water Industry

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